CHEETAH BY BILL THOMAS

Conceived in California in 1963, the Bill Thomas Cheetah was an ambitious attempt to challenge Carroll Shelby’s Cobra with a radically compact, lightweight American sports racer. Created by Bill Thomas, a specialist in Chevrolet performance and Corvette racing, the Cheetah combined proven Chevrolet mechanical components with a purpose-built chassis and a body unlike anything else on the track.

At its heart was the Chevrolet 327 cubic-inch (5.4-litre) small-block V8, paired with a four-speed manual gearbox and Corvette-derived rear suspension. The tubular chrome-moly steel chassis kept weight to a minimum, while the engine was positioned unusually far back in the frame. The resulting layout was so compact that there was no conventional driveshaft: the gearbox output drove the rear differential through a single universal joint.

The Cheetah’s proportions were as uncompromising as its engineering. A long hood, tiny cockpit, wide stance and short rear body gave it an unmistakable silhouette. Early examples featured hand-formed aluminium bodywork, later replaced by fibreglass for more practical production. The result was a car conceived around one priority: performance, without the compromises of a road-going production platform.

A racing project cut short

The Cheetah emerged during a particularly intense period in American sports-car racing. Chevrolet’s official withdrawal from factory-backed racing created obstacles for Thomas, whose project depended in part on discreet technical support and access to Chevrolet components. The Cheetah nevertheless proved competitive, recording numerous victories in 1964, including eleven major races reported that season.

Its ambitions were ultimately curtailed by changing homologation requirements. The production threshold for competing in certain categories rose from 100 cars to 1,000, a target far beyond the reach of such a small operation. A workshop fire in 1965 further damaged the project, destroying tooling and parts intended for future development.

Only a handful of original Cheetahs were built, making the car a rare survivor of an era when independent engineers could still challenge established manufacturers with ingenuity, determination and a distinctly individual approach.

An original with an unmistakable identity

The Cheetah was never a conventional sports car, nor was it intended to be. Its unusual proportions, compact mechanical layout and direct connection between American V8 power and lightweight construction made it one of the most distinctive competition cars of the 1960s.

More than six decades later, the Bill Thomas Cheetah remains a compelling example of engineering driven by a clear objective rather than convention: a small, fierce machine built to take on the best, and remembered for doing things its own way.